THE PHYSICIAN and Peri face enemies at every turn on the planet Magnus. There’s enough time Lord bully Anzor, who made the Doctor’s life hell during his time at the Academy. There’s also Rana Zandusia, the matriarchal ruler of the planet, who seeks to prise the secret of your time travel from these alien site visitors. Also on Magnus is the slug-like Sil, still bitter from his beat on earth Varos and wanting to make his fortune through the most potentially harmful ends. And, deep within the earth, there is another thing. Another old enemy from the Doctor’s. And the future is searching decidedly colder…